| Entity Name/Types | Standard | CAO | Component | Internal | Date |
| Department | Letter | Unit | Audit | First | |
| Letter | Clients | Letter | |||
| Community Development Commission | X | ||||
| Library | X | ||||
| Sonoma County Water Agency | X | ||||
| Fairgrounds | X | ||||
| Transit | X | ||||
| Agricultural Commissioner | X | ||||
| Sonoma County Open Space Auth | X | ||||
| Assessor | X | ||||
| Auditor-Controller | X | ||||
| Board of Supervisors | X | ||||
| CAO | X | ||||
| County Clerk | X | ||||
| County Counsel | X | ||||
| Courts (with special note). | X | ||||
| District Attorney | X | ||||
| DA Family Support | X | ||||
| EDB | X | ||||
| Emergency Services | X | ||||
| General Services | X | ||||
| Health Services | X | ||||
| Human Services | X | ||||
| ISD | X | ||||
| Office of Commissions | X | ||||
| Personnel | X | ||||
| PRMD | X | ||||
| Probation | X | ||||
| Treasurer-Tax Collector | X | ||||
| Sheriff | X | ||||
| Public Defender | X | ||||
| Transportation & Public Works | X | ||||
| Recorder | X | ||||
| Regional Parks | X | ||||
| Retirement | X | ||||
| Schools (Put note on top) | X | ||||
| UC California Coop Extension (note) | X | ||||
| Sonoma County Open Space District | X | ||||
| SCTA | X | ||||
| Shiloh Public Cemetary | X | ||||
| Green Valley Cemetary | X | ||||
| Occidental CSD | X | ||||
| Cazadero CSD | X | ||||
| Bennett Valley Fire | X | ||||
| Bodega Bay Fire | X | ||||
| Cloverdale Fire | X | ||||
| Forestville Fire | X | ||||
| Geyserville Fire | X | ||||
| Glen Ellen Fire | X | ||||
| Goldridge Fire | X | ||||
| Graton Fire | X | ||||
| Kenwood Fire | X | ||||
| Monte Rio Fire | X | ||||
| Racho Adobe Fire | X | ||||
| Rincon Valley Fire | X | ||||
| Roseland Fire | X | ||||
| Schell Vista Fire | X | ||||
| Timber Cove Fire Prot. District | X | ||||
| Valley of the Moon Fire | X | ||||
| Windsor | X | ||||
| Camp Meeker Park & Rec | X | ||||
| Del Rio Park & Rec | X | ||||
| Monte Rio Pack & Rec | X | ||||
| Russian River Park & Rec | X | ||||
| Gold Ridge Resource Conservation | X | ||||
| Southern Son Cty Resource | X | ||||
| Sotoyome Resource Conservation | X | ||||
| Coast Life Support District | X | ||||
| Rains Creek Water District | X | ||||
| Russian River County Water Dist | X | ||||
| Sweetwater Springs Water District | X | ||||
| Timber Cove Water District | X |